---
product_id: 3573634
title: "12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 42 Tablets"
brand: "mucinex"
price: "NT$2051"
currency: TWD
in_stock: true
reviews_count: 8
category: "Mucinex"
url: https://www.desertcart.tw/products/3573634-12-hour-maximum-strength-1200-mg-guaifenesin-extended-release-tablets
store_origin: TW
region: Taiwan
---

# 12-hour extended relief 1200 mg guaifenesin strength powerful mucus thinning 12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 42 Tablets

**Brand:** mucinex
**Price:** NT$2051
**Availability:** ✅ In Stock

## Summary

> 🌟 Breathe Freely, Live Fully — 12 Hours of Maximum Mucus Mastery!

## Quick Answers

- **What is this?** 12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 42 Tablets by mucinex
- **How much does it cost?** NT$2051 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tw](https://www.desertcart.tw/products/3573634-12-hour-maximum-strength-1200-mg-guaifenesin-extended-release-tablets)

## Best For

- mucinex enthusiasts

## Why This Product

- Trusted mucinex brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Trusted by Thousands:** Join over 20,000 satisfied users who breathe easier and sleep better with Mucinex.
- • **Clean & Confident Use:** Formulated without benzene, ensuring a safe, high-quality remedy for adults 12+.
- • **Maximum Strength Formula:** Packed with 1200 mg of guaifenesin to aggressively target and loosen stubborn mucus.
- • **All-Day Congestion Control:** Experience up to 12 hours of continuous chest relief without the hassle of frequent dosing.
- • **Dual-Action Extended Release:** Bi-layer tablets deliver immediate and sustained expectorant effects for lasting comfort.

## Overview

Mucinex 12 Hour Maximum Strength offers a potent 1200 mg guaifenesin extended-release formula designed to thin and loosen excess mucus, providing up to 12 hours of effective chest congestion relief. Ideal for adults 12 and older, these bi-layer tablets combine immediate and sustained action to help clear airways, reduce coughing, and improve breathing comfort. Trusted by thousands with a 4.8-star rating, Mucinex ensures quality and safety with benzene-free manufacturing.

## Description

Buy Mucinex 12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 42 Tablets on desertcart.com ✓ FREE SHIPPING on qualified orders

Review: Stops all the congestion! - Very good product. Helps clear congestion so you can breathe easier and it also eliminates all the coughing and sneezing that comes with the congestion.
Review: Loosen the Mucus - When you have chest congestion stemming from mucus forming from your bronchial airways, Mucinex is a very good product to thinning that mucus. The thickness of the mucus helps to make the chest congested. I love this product. I have a mild case of COPD and it has helped to loosen my mucus and have a more productive cough. It gets rid of the tightness in my chest. I sleep better at night. I get great feedback from those I already have recommended the product to. I wholeheartedly recommend this product!

## Features

- EXCESS MUCUS RELIEF: Maximum Strength Mucinex 12hr extended-release tablets pack a powerful punch with 1200 mg guaifenesin expectorant, providing you with long-lasting chest congestion relief
- AIDS EXCESS MUCUS REMOVAL: Maximum strength chest congestion relief; Mucinex 12hr lasts up to 12 hours and provides relief for your chest congestion and makes cough more productive
- EXPECTORANTS FOR ADULTS: Mucinex helps clear lungs by thinning & loosening mucus; Say goodbye to excess mucus, say hello to chest congestion relief
- EXTENDED RELEASE GUAIFENESIN: Experience long-lasting excess mucus relief with Mucinex's 12hr maximum strength extended-release 1200 mg guaifenesin bi-layer tablets with immediate & extended release
- COLD AND FLU MEDICINE FOR ADULTS: For powerful cough, cold, and flu multi-symptom relief, check out our range of Mucinex Fast-Max cold and flu medicines; Beat cold and flu symptoms with confidence
- USAGE: Use as directed; For ages 12+ years
- QUALITY YOU CAN TRUST: Mucinex uses carbomer that is manufactured without the use of benzene

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0057UUGRU |
| ASIN  | B0057UUGRU |
| Active Ingredients | Guaifenesin |
| Additional Features | Long-Lasting |
| Age Range Description | Adult |
| Best Sellers Rank | #4,518 in Health & Household ( See Top 100 in Health & Household ) #36 in Cold & Flu Medicine #565 in Sales & Deals |
| Brand Name | Mucinex |
| Container Type | Box |
| Customer Reviews | 4.8 4.8 out of 5 stars (20,544) |
| Date First Available  | June 23, 2011 |
| Dosage Form | Tablets |
| Flavor | Unflavored |
| Global Trade Identification Number | 00363824023465 |
| Is Discontinued By Manufacturer  | No |
| Item Dimensions | 1.38 x 5 x 3.5 inches |
| Item Form | Tablet |
| Item Weight | 3.1 Ounces |
| Item model number  | 6382402346 |
| Manufacturer | Reckitt Benckiser |
| Manufacturer  | Reckitt Benckiser |
| Model Number | 6382402346 |
| Net Content Count | 42 Count |
| Number of Items | 1 |
| Package Type Name | Blister |
| Product Benefits | Chest Congestion Relief |
| Product Dimensions  | 1.38 x 5 x 3.5 inches; 3.1 ounces |
| Special Ingredients | Guaifenesin |
| Specific Uses For Product | Chest Congestion |
| Target Audience | Unisex-Adults |
| Target Use Body Part | Lungs, Mouth, Nose |
| UPC | 363824023465 |
| Unit Count | 42.0 Count |

## Product Details

- **Brand:** Mucinex
- **Item Weight:** 3.1 Ounces
- **Item dimensions L x W x H:** 1.38 x 5 x 3.5 inches
- **Product Benefits:** Chest Congestion Relief
- **Specific Uses For Product:** Chest Congestion

## Images

![12 Hour Maximum Strength 1200 mg Guaifenesin Extended-Release Tablets for Excess Mucus Relief, Expectorant Aids Excess Mucus Removal, Chest Congestion Relief, 42 Tablets - Image 1](https://m.media-amazon.com/images/I/71l2pXK28aL.jpg)

## Available Options

This product comes in different **Configuration, Size** options.

## Questions & Answers

**Q: Is this 1200 mg guaifenesin**
A: Yes, our Maximum Strength Mucinex® 12 Hour Extended Release contains 1200mg of Guaifenesin.

**Q: what is the expiration date on these being listed today.
I just saw this on sale today (2-23-2022)?**
A: I ordered yesterday (4.24.2023) and it arrived today (4.25.2023).  The expiration date on it is October 2025.  So two and a half years away.

**Q: Can municex be delivered in south africa**
A: Have to ask sender.

**Q: Where is mine?? 38+dollars still nothing**
A: It might be best to call Amazon Customer Service and ask them. 
I can not help you worth this question 
Also you can check your shipping Tracking information. 
Do not wait for this as you want closure of you do not get it!

## Customer Reviews

### ⭐⭐⭐⭐⭐ Stops all the congestion!
*by C***Y on January 22, 2026*

Very good product. Helps clear congestion so you can breathe easier and it also eliminates all the coughing and sneezing that comes with the congestion.

### ⭐⭐⭐⭐⭐ Loosen the Mucus
*by L***N on February 22, 2026*

When you have chest congestion stemming from mucus forming from your bronchial airways, Mucinex is a very good product to thinning that mucus. The thickness of the mucus helps to make the chest congested. I love this product. I have a mild case of COPD and it has helped to loosen my mucus and have a more productive cough. It gets rid of the tightness in my chest. I sleep better at night. I get great feedback from those I already have recommended the product to. I wholeheartedly recommend this product!

### ⭐⭐⭐⭐⭐ Mucinex 12 Hour Maximum Strength Extended-Release Tablets
*by L***D on December 12, 2025*

Mucinex is a very good product we have used for many years to provide allergy relief. This product is offered at an excellent price and is shipped and received "on time". Thanks

## Frequently Bought Together

- Mucinex Chest Congestion Maximum Strength 12 Hour Extended Release Tablets Relieves Chest Congestion Caused by Excess Mucus(#1 Doctor Recommended OTC expectorant), 1200mg, 42 Count (Pack of 1)
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*Product available on Desertcart Taiwan*
*Store origin: TW*
*Last updated: 2026-03-22*